Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
23rd March 2024
- 1Space Physics
Explain how elements heavier than iron, such as gold, are created and distributed through the universe.
- 2The Solar System, Orbital Motion and Satellites
Explain why a satellite moving in a stable circular orbit has a changing velocity even though its speed stays constant.
- 3Red-shift and the Expanding Universe
State what red-shift shows about the motion of most distant galaxies.
- 4Biology Required Practicals and Data Analysis
Define the independent variable.
- 5Cell Biology
A student views a red blood cell at a magnification of x2000. The image of the cell measures 20 mm across. Calculate the real width of the cell, giving your answer in micrometres (um).
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